Primus Canada, Inc. is one of the largest alternative telecommunications service providers in Canada. Primus Canada offers a wide selection of consumer and business telecommunications services available nationwide including Internet, VoIP, Home Phone, Long Distance, Wireless, Hosting, Managed Services and Enterprise IP Telephony. In the United States, Primus provides digital home phone (VoIP) service under the Lingo brand. Founded in 1997, Primus Canada has since grown to over 600 employees in offices across Canada including Vancouver, Toronto, Ottawa, London and Edmundston.

VoIP PBX solutions from Primus have been tested by Dialexia to operate with its VoIP IP PBX and softswitch platforms and applications. Tests made include inbound and outbound calls, call transfers, IVR interaction, and CODEC negotiation. In order to ensure interoperability, Dialexia certifies and supports only specific combinations of third party hardware and firmware.